Click above to get retro games delivered to your door ever month!

 SetTwipsMode       Each logical unit is converted to 1/20 of a point
--------------------------------------------------------------------------------

 Syntax:            <oPrn>:SetTwipsMode() --> <nPrevMapMode>

 Parameters:        None

 Returns:           A numeric value indicating the previous map mode
                    if this operation was successful.

 Comments:          Each logical unit is converted to 1/20 of a point.
                    (Because a point is 1/72 inch, a twip is 1/1440 inch).
                    Positive x is to the right; positive y is up.